Aluminum Wheels (If Equipped) - Subaru 1998 Forester Owner's Manual

A tire should be replaced when the tread wear indicator appears as a
solid band across the tread. The indicators appear when the remain-
ing tread has been worn to 0.063 in (1.6 mm) or less.
NOTE
When any of the wheels is removed and replaced for tire rotation or to
change a flat tire, always check the tightness of the wheel nuts after driv-
ing approximately 600 miles (1,000 km). If any nut is loose, tighten it to
the specified torque.

Aluminum wheels (If equipped)

Aluminum wheels can be scratched and damaged easily. Handle them
carefully to maintain their appearance, performance, and safety.
D When any of the wheels is removed and replaced for tire rotation or to
change a flat, always check the tightness of the wheel nuts after driving
approximatly 600 miles (1,000 km). If any nut is loose, tighten it to the
specified torque.
D Never apply oil to the threaded parts, wheel nuts, or tapered surface
of the wheel.
D Never let the wheel rub against sharp protrusions or curbs.
D Be sure to fit tire chains on uniformly and completely around the tire,
otherwise the chains may scratch the wheel.
D When wheel nuts, balance weights, or the center cap are replaced,
10-42
New tread
HS0201
Worn tread
Tread wear indicator
OM-H0231